Usha mam. Asteraceae was always on high priority for many scientists since a long time :) Pankaj
On Oct 20, 6:12 pm, Gurcharan Singh <[email protected]> wrote: > Yes that must be true > > -- > Dr. Gurcharan Singh > Retired Associate Professor > SGTB Khalsa College, University of Delhi, Delhi-110007 > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > Phone: 011-25518297 Mob: 9810359089http://people.du.ac.in/~singhg45/ > > > > > > > > On Thu, Oct 20, 2011 at 3:16 PM, H S <[email protected]> wrote: > > Sirji i guess people called the same species as X. indicum instead of X. > > strumarium before Clarke cleared the things. > > > regards, > > > On Thu, Oct 20, 2011 at 2:41 PM, Gurcharan Singh <[email protected]>wrote: > > >> Yes H S > >> X. strumarium L. and X. indicum Roxb. are same species as per most > >> databases and publication, but looking at the fact that X. indicum was > >> described from India nearly more than 200 years and X. strumarium described > >> in Clarke Compositae Indicae nearly 150 years ago, it may not be > >> appropriate > >> to call is an introduced weed at this stage. > >> But there is another species X. spinosus, which has been recently > >> introduced in Kashmir, and was uploaded by me on Flowers of India. > > >> -- > >> Dr. Gurcharan Singh > >> Retired Associate Professor > >> SGTB Khalsa College, University of Delhi, Delhi-110007 > >> Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > >> Phone: 011-25518297 Mob: 9810359089 > >>http://people.du.ac.in/~singhg45/ > > >> On Thu, Oct 20, 2011 at 2:13 PM, H S <[email protected]> wrote: > > >>> Dear all, > >>> Here in Maharashtra we get mostly one species i.e. Xanthium strumarium L. > >>> which is seen as a roadside weed, no doubt its an introduced species. > >>> Xanthium indicum Koeng. ex Roxb. is synonym of X. strumarium i guess, if > >>> its > >>> a reliable different species atleast i have not seen it. it will be great > >>> if > >>> someone upload both species photographs on the site.. > > >>> regards, > > >>> On Thu, Oct 20, 2011 at 1:33 PM, ushadi Micromini < > >>> [email protected]> wrote: > > >>>> Gurucharanji::)... > > >>>> no no... you are most level headed guy... except when you get mad... :), > > >>>> there is no fear of you getting a swollen head... > > >>>> by "You" i hope you meant ONE ... someone.. a nebulous anybody who gets > >>>> fixed ideas and wont budge''' > > >>>> "you" is not USHA DI > > >>>> I never have fixed ideas... most open mind... > > >>>> except in a few cases: > >>>> like: > >>>> a lady is pregnant or not... there is no such thing a little bit > >>>> pregnant... > >>>> secondly... if there is cancer in some organs or lymph nodes ... its no > >>>> longer benign... > >>>> I had once had a boss who used to make diagnosis like: i see a few > >>>> cancer cells in this group.. three lymph nodes have them... and final > >>>> diagnosis : Benign lymph nodes... > >>>> or this biopsy has a few cancer cells: final diagnosis: benign polyp... > >>>> stupid > > >>>> and I had to clean up his mess... messy inept diagnosis like that ( and > >>>> he got the big money for being the boss) ... no open mind about fooling > >>>> the > >>>> patient or just plain ineptitude by/of such stupid doctors... > > >>>> OTHERWISE...I HAVE A MOST OPEN MIND... > > >>>> in my camera club I even had a category called OPEN MIND... way back in > >>>> 1980....lots of members won prizes in that category, including yours > >>>> truly... open mind is FUN.... > > >>>> and least stressful, judging from the conversations / clues provided by > >>>> the most stressed out patients in my mind-body medicine seminars and > >>>> groups...who tend to have least open mind... they make up their minds too > >>>> rapidly and see the world in black and white... no grey zones... but as > >>>> nature made it all situations have a large-wide grey zone... open mind > >>>> area ... > >>>> ... > > >>>> BUT open mind also does not mean pushover... I can not be pushed around > >>>> or put down by sexists or inept diagnosticians or arrogance etc etc... > >>>> but > >>>> that's another story.. > > >>>> Usha di > >>>> ========== > > >>>> On Thu, Oct 20, 2011 at 12:08 PM, Gurcharan Singh > >>>> <[email protected]>wrote: > > >>>>> Ushadi > >>>>> Don,t pump us so much. If it gets into our head? > >>>>> The conversation always flows like this if you don't have fixed ideas. > >>>>> We believe in open exchange of information. > > >>>>> -- > >>>>> Dr. Gurcharan Singh > >>>>> Retired Associate Professor > >>>>> SGTB Khalsa College, University of Delhi, Delhi-110007 > >>>>> Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > >>>>> Phone: 011-25518297 Mob: 9810359089 > >>>>>http://people.du.ac.in/~singhg45/ > > >>>>> On Thu, Oct 20, 2011 at 11:43 AM, Ushadi micromini < > >>>>> [email protected]> wrote: > > >>>>>> Wonderful learning conversation.... and sooo mature way of putting > >>>>>> ideas... > > >>>>>> thank you folks > >>>>>> I wish all our conversations were this collegial... > > >>>>>> Coming back to this case.. it may no be a high prioroty plant for the > >>>>>> naming/restructuring of classification group/s... > > >>>>>> usha di > > >>>>>> ==== > >>>>>> On Oct 20, 8:27 am, Gurcharan Singh <[email protected]> wrote: > >>>>>> > Yes Pankaj ji > >>>>>> > I found it out from IPNI and Compositae Checklist. > >>>>>> > Thanks for information > > >>>>>> > -- > >>>>>> > Dr. Gurcharan Singh > >>>>>> > Retired Associate Professor > >>>>>> > SGTB Khalsa College, University of Delhi, Delhi-110007 > >>>>>> > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > >>>>>> > Phone: 011-25518297 Mob: 9810359089 > >>>>>>http://people.du.ac.in/~singhg45/ > > >>>>>> > On Thu, Oct 20, 2011 at 8:42 AM, Pankaj Kumar < > >>>>>> [email protected]>wrote: > > >>>>>> > > Xanthium strumarium Elliott Sketch Bot. S. Carolina 2: 479 (1823). > >>>>>> > > This is the full citation of the same name. > >>>>>> > > I understood your point. May be once the other strumarium is > >>>>>> resolved, > >>>>>> > > they will be able to resolve this one also :). > >>>>>> > > Pankaj > > >>>>>> > > On Thu, Oct 20, 2011 at 10:42 AM, Gurcharan Singh < > >>>>>> [email protected]> > >>>>>> > > wrote: > >>>>>> > > > Pankaj ji > >>>>>> > > > But interestingly Xanthium strumarium (without any author) is > >>>>>> accepted > >>>>>> > > name > >>>>>> > > > according to the Plant List, with X. chinense Mill. as synonym I > >>>>>> am tired > >>>>>> > > of > >>>>>> > > > pointing out corrections to them. > > >>>>>> > > > -- > >>>>>> > > > Dr. Gurcharan Singh > >>>>>> > > > Retired Associate Professor > >>>>>> > > > SGTB Khalsa College, University of Delhi, Delhi-110007 > >>>>>> > > > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > >>>>>> > > > Phone: 011-25518297 Mob: 9810359089 > >>>>>> > > >http://people.du.ac.in/~singhg45/ > > >>>>>> > > > On Thu, Oct 20, 2011 at 7:23 AM, Dr Pankaj Kumar < > >>>>>> [email protected] > > >>>>>> > > > wrote: > > >>>>>> > > >> There are many provisions in ICBN to conserve names which may > >>>>>> actually > >>>>>> > > >> be wrong. > >>>>>> > > >> Article 14.2.of ICBN says, "Conservation aims at retention of > >>>>>> those > >>>>>> > > >> names which best serve stability of nomenclature". > >>>>>> > > >> Stability like, the name of family Orchidaceae Juss., Gen. Pl.: > >>>>>> 64. 4 > >>>>>> > > >> Aug 1789. is conserved against Orchidaceae Adanson, Fam. des > >>>>>> plantes > >>>>>> > > >> 2: 68 1763. > > >>>>>> > > >> Just based on the popularity of usage, Xanthium indicum may be > >>>>>> > > >> considered conserved, but it is not yet conserved, as atleast > >>>>>> the > >>>>>> > > >> plant list or GRIN doesnt consider them as same. > > >>>>>> > > >> For this particular case, it is yet to be resolved according to > >>>>>> The > >>>>>> > > >> Plant List and both are till now considered distinct species > >>>>>> with > >>>>>> > > >> Xanthium indicum Roxb. is an unresolved name but synonymous > >>>>>> with > >>>>>> > > >> Xanthium inaequilaterum DC.. > > >>>>>> > > >> WHEREAS > > >>>>>> > > >> Xanthium strumarium L. Sp. Pl. 987 1753 is an unresolved name. > > >>>>>> > > >> Regards > >>>>>> > > >> Pankaj > > >>>>>> > > >> On Oct 20, 2:25 am, Satish Phadke <[email protected]> > >>>>>> wrote: > >>>>>> > > >> > Agreed it has to be vice versa. Thanks for pointing out that. > >>>>>> Even The > >>>>>> > > >> > plant > >>>>>> > > >> > list has something else to say. I cant go more deeper in > >>>>>> that > >>>>>> > > context. > > >>>>>> > > >> > On Wed, Oct 19, 2011 at 10:12 PM, Gurcharan Singh > >>>>>> > > >> > <[email protected]>wrote: > > >>>>>> > > >> > > Satish ji > >>>>>> > > >> > > Yes the identification is correct, but I fail to understand > >>>>>> how > >>>>>> > > >> > > Xanthium > >>>>>> > > >> > > strumarium, a much earlier name be synonym and X. indicum, > >>>>>> the > >>>>>> > > >> > > accepted name > > >>>>>> > > >> > > -- > >>>>>> > > >> > > Dr. Gurcharan Singh > >>>>>> > > >> > > Retired Associate Professor > >>>>>> > > >> > > SGTB Khalsa College, University of Delhi, Delhi-110007 > >>>>>> > > >> > > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. > >>>>>> > > >> > > Phone: 011-25518297 Mob: 9810359089 > >>>>>> > > >> > >http://people.du.ac.in/~singhg45/ > > >>>>>> > > >> > > On Wed, Oct 19, 2011 at 9:40 PM, Satish Phadke > >>>>>> > > >> > > <[email protected]>wrote: > > >>>>>> > > >> > >> *Xanthium indicum* Syn *Xanthium strumarium* > >>>>>> > > >> > >> Family : Asteraceae > >>>>>> > > >> > >> Marathi : Shankeshwar शंकेश्वर A vweed common on roadside > >>>>>> > > >> > >> Observed flowering in open areas around Pune city last few > >>>>>> days > >>>>>> > > >> > >> Large herb Annual about 1m in height. > >>>>>> > > >> > >> Stem branches rough hairy. > >>>>>> > > >> > >> Leaves serrate alternate 5-8 cm ovate acute triangular or > >>>>>> lobed' > >>>>>> > > >> > >> appressed > >>>>>> > > >> > >> hairy. > >>>>>> > > >> > >> Flower heads 0.4-0.8mm across. Green when young in > >>>>>> terminal and > >>>>>> > > >> > >> axillary > >>>>>> > > >> > >> spikes.Barren heads crowded at apex. Fertile heads fewer. > >>>>>> > > >> > >> Fruits 2cm long with 2 erect mucronate beaks covered with > >>>>>> hooked > >>>>>> > > >> > >> prickles. > > ... > > read more »
